CVE-2026-51807

Heap-based out-of-bounds write in j2kprecinctsubband::parsepacketheader in OpenHTJ2K versions 0.18.3 and earlier fixed in v0.18.4 caused by missing bounds validation before coding-pass lengths are written to j2kcodeblock::passlength128. A crafted JPEG 2000 codestream containing malformed PPM pack...

PT-2026-58560

Name of the Vulnerable Software and Affected Versions Microsoft Office affected versions not specified Description A heap-based buffer overflow occurs when a program writes more data to a heap memory block than it can hold, potentially corrupting memory. This issue allows an unauthorized attacker...

PT-2026-58863

Name of the Vulnerable Software and Affected Versions OpenHTJ2K versions prior to 0.18.4 Description A buffer overflow allows an attacker to execute arbitrary code. The issue exists within the openhtj2k decoder impl::invoke, invoke line based, invoke line based stream, and invoke line based...

PT-2026-58545

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description A heap-based buffer overflow exists in Microsoft Office Excel, which could allow an unauthorized attacker to execute arbitrary code locally on the system. This occurs when a us...

PT-2026-58303

Name of the Vulnerable Software and Affected Versions Active Directory Federation Services affected versions not specified Description A stack-based buffer overflow exists in Active Directory Federation Services. This flaw allows an unauthorized attacker to cause a denial of service over a networ...

PT-2026-58390

Name of the Vulnerable Software and Affected Versions Active Directory Federation Services affected versions not specified Description A stack-based buffer overflow exists in Active Directory Federation Services AD FS, which allows an unauthenticated attacker to remotely trigger a denial of servi...

PT-2026-58318

Name of the Vulnerable Software and Affected Versions Windows Media affected versions not specified Description A heap-based buffer overflow exists in Windows Media, which could allow an authorized attacker with local access to execute arbitrary code locally. A heap-based buffer overflow occurs...

CVE-2026-51808

OpenHTJ2K is affected by CVE-2026-51808, a buffer overflow in versions prior to 0.18.4 that can lead to arbitrary code execution. The issue arises in openhtj2k_decoder_impl::invoke, invoke_line_based, invoke_line_based_stream, and invoke_line_based_predecoded within source/core/interface/decoder....

CVE-2026-51105

CVE-2026-51105 affects aMULE-Project’s aMule 2.3.3. The root cause is a Buffer Overflow in the OP_SERVERMESSAGE Handler, enabling a remote attacker over the network with no user interaction to cause a denial of service. The CVSS indicates Network access, low complexity, no privileges, and a High ...

CVE-2026-51807

Heap-based out-of-bounds write in j2kprecinctsubband::parsepacketheader in OpenHTJ2K versions 0.18.3 and earlier fixed in v0.18.4 caused by missing bounds validation before coding-pass lengths are written to j2kcodeblock::passlength128. A crafted JPEG 2000 codestream containing malformed PPM pack...

CVE-2026-51807

OpenHTJ2K is affected by a Buffer Overflow vulnerability in versions prior to 0.18.5 due to a flaw in j2k_precinct_subband::parse_packet_header() within source/core/coding/coding_units.cpp. Exploitation could allow an attacker to execute arbitrary code. A fix exists in newer releases (e.g., 0.18....

PT-2026-58475

Name of the Vulnerable Software and Affected Versions Windows 11 affected versions not specified Windows Server 2025 affected versions not specified Description A stack-based buffer overflow exists in the Windows Resilient File System ReFS, which is a file system designed to maintain data integri...

RockyLinux 9 : xorg-x11-server (RLSA-2026:38486)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:38486 advisory. xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow CVE-2026-55999 Tenable has extracted the preceding description block directly from the RockyLin...

PT-2026-58862

Name of the Vulnerable Software and Affected Versions OpenHTJ2K versions prior to 0.18.5 Description A buffer overflow exists that allows an attacker to execute arbitrary code. The issue occurs within the j2k precinct subband::parse packet header function located in source/core/coding/coding...

PT-2026-58335

Name of the Vulnerable Software and Affected Versions Windows Data dll affected versions not specified Description A heap-based buffer overflow occurs in the Windows Data dll, which could allow an unauthorized attacker to execute arbitrary code locally or remotely, potentially affecting the entir...

ALSA-2026:39304 Low: libxml2 security update

The libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fixes: libxml2: Stack Buffer Overflow in xmllint Interactive Shell Command Handling CVE-2025-6170 For more details about the security issues, including the impact, a CVSS score,...

PT-2026-58572

Name of the Vulnerable Software and Affected Versions Microsoft Office affected versions not specified Description A heap-based buffer overflow exists in Microsoft Office, which allows an unauthorized attacker to execute code locally. This can occur through the processing of malicious files and...

CVE-2026-51807

Heap-based out-of-bounds write in j2kprecinctsubband::parsepacketheader in OpenHTJ2K versions 0.18.3 and earlier fixed in v0.18.4 caused by missing bounds validation before coding-pass lengths are written to j2kcodeblock::passlength128. A crafted JPEG 2000 codestream containing malformed PPM pack...

CVE-2026-51808

Buffer Overflow vulnerability in OpenHTJ2K v.0.18.4 and before allows an attacker to execute arbitrary code via the openhtj2kdecoderimpl::invoke, invokelinebased, invokelinebasedstream, and invokelinebasedpredecoded function in source/core/interface/decoder.cpp...

PT-2026-58452

Name of the Vulnerable Software and Affected Versions Windows Kernel affected versions not specified Description A heap-based buffer overflow exists in the Windows Kernel. This issue allows an authorized attacker to elevate privileges locally, potentially gaining kernel-level access to the system...